sabato 12 settembre 2015

NYT Science: A Decline in the Nutritional Value of Crops

A Decline in the Nutritional Value of Crops
By C. CLAIBORNE RAY

Studies have suggested that foods being grown now are less nutritious, but there may be more factors involved than just soil depletion.

Published: September 15, 2015 at 06:00AM

via NYT Science http://ift.tt/1OJCCP1